爲什麼我的PDO FETCH_OBJ返回致命錯誤：未定義類常量

Question

Fatal error: Undefined class constant 'Fetch_OBJ' in C:\xampp\htdocs\index.php on line 23

<?php 

try { 
    $pdo = new PDO('mysql:host=127.0.0.1;dbname=neon', 'root',''); 
} catch (PDOException $e) { 
    die('could not connect.'); 
} 

$statement =$pdo->prepare('select * from team'); 
$statement->execute(); 

$sql = $statement->fetchAll(PDO::Fetch_OBJ); 

var_dump($sql[0]->Name); 

require 'index.view.php'; 
?> 

Answer 1

FETCH_OBJ將是恆定的名稱